Airborne geophysical surveys

Survey name Type Altitude Spacing Flight line distance
HarrisonM/R-D121.92 m 9.66 km2,911 km
HarrisonM-D152.4 m above ground0.74 km9,938 km
Hercules GladesM-D609.6 m (barometer)0.80 km1,352 km
South Missouri Ground MagM-Dzground m at ground level1.61 km km